Last modified by Bei Jinggeng on 2025/01/16 11:36
<
From version < 58.9 >
edited by Xiaoling
on 2022/06/06 11:22
To version < 58.1 >
edited by Xiaoling
on 2022/06/06 11:09
>
Change comment: Uploaded new attachment "image-20220606110929-1.png", version {1}

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... ... @@ -501,35 +501,33 @@
501 501  
502 502  == 3.4 Uplink Payload ==
503 503  
504 +(% border="1" style="background-color:#4bacc6; color:white; width:734px" %)
505 +|**Size(bytes)**|(% style="width:120px" %)**2**|(% style="width:116px" %)**1**|(% style="width:386px" %)**Length depends on the return from the commands**
506 +|Value|(% style="width:120px" %)(((
507 +Battery(mV)
504 504  
505 -[[image:image-20220606110929-1.png]]
509 +&
506 506  
511 +Interrupt _Flag
512 +)))|(% style="width:116px" %)(((
513 +PAYLOAD_VER
514 +
515 +
516 +)))|(% style="width:386px" %)If the valid payload is too long and exceed the maximum support payload length in server, server will show payload not provided in the LoRaWAN server.
517 +
507 507  Below is the decoder for the first 3 bytes. The rest bytes are dynamic depends on different RS485 sensors.
508 508  
509 509  
510 510  == 3.5 Configure RS485-BL via AT or Downlink ==
511 511  
512 -(((
513 513  User can configure RS485-LN via AT Commands or LoRaWAN Downlink Commands
514 -)))
515 515  
516 -(((
517 517  There are two kinds of Commands:
518 -)))
519 519  
520 -* (((
521 -(% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
522 -)))
527 +* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
523 523  
524 -* (((
525 -(% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
526 -)))
529 +* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for RS485-LN.  User can see these commands below:
527 527  
528 -(((
529 -
530 -)))
531 -
532 -
533 533  === 3.5.1 Common Commands ===
534 534  
535 535  They should be available for each of Dragino Sensors, such as: change uplink interval, reset device. For firmware v1.3, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
... ... @@ -548,282 +548,142 @@
548 548  
549 549  
550 550  
551 -
552 552  ==== **RS485 Debug Command** ====
553 553  
554 -(((
555 555  This command is used to configure the RS485 devices; they won’t be used during sampling.
556 -)))
557 557  
558 -* (((
559 -**AT Command**
560 -)))
553 +* **AT Command**
561 561  
562 562  (% class="box infomessage" %)
563 563  (((
564 -(((
565 565  **AT+CFGDEV=xx xx xx xx xx xx xx xx xx xx xx xx,m**
566 566  )))
567 -)))
568 568  
569 -(((
570 570  m: 0: no CRC, 1: add CRC-16/MODBUS in the end of this command
571 -)))
572 572  
573 -* (((
574 -**Downlink Payload**
575 -)))
562 +* **Downlink Payload**
576 576  
577 -(((
578 578  Format: A8 MM NN XX XX XX XX YY
579 -)))
580 580  
581 -(((
582 582  Where:
583 -)))
584 584  
585 -* (((
586 -MM: 1: add CRC-16/MODBUS ; 0: no CRC
587 -)))
588 -* (((
589 -NN: The length of RS485 command
590 -)))
591 -* (((
592 -XX XX XX XX: RS485 command total NN bytes
593 -)))
594 -* (((
595 -(((
596 -YY: How many bytes will be uplink from the return of this RS485 command,
597 -)))
568 +* MM: 1: add CRC-16/MODBUS ; 0: no CRC
569 +* NN: The length of RS485 command
570 +* XX XX XX XX: RS485 command total NN bytes
571 +* YY: How many bytes will be uplink from the return of this RS485 command,
572 +** if YY=0, RS485-LN will execute the downlink command without uplink;
573 +** if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
574 +** if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
598 598  
599 -* (((
600 -if YY=0, RS485-LN will execute the downlink command without uplink;
601 -)))
602 -* (((
603 -if YY>0, RS485-LN will uplink total YY bytes from the output of this RS485 command; Fport=200
604 -)))
605 -* (((
606 -if YY=FF, RS485-LN will uplink RS485 output with the downlink command content; Fport=200.
607 -)))
608 -)))
609 -
610 -(((
611 611  **Example 1** ~-~-> Configure without ask for uplink (YY=0)
612 -)))
613 613  
614 -(((
615 615  To connect a Modbus Alarm with below commands.
616 -)))
617 617  
618 -* (((
619 -The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
620 -)))
580 +* The command to active alarm is: 0A 05 00 04 00 01 4C B0. Where 0A 05 00 04 00 01 is the Modbus command to read the register 00 40 where stored the DI status. The 4C B0 is the CRC-16/MODBUS which calculate manually.
621 621  
622 -* (((
623 -The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
624 -)))
582 +* The command to deactivate alarm is: 0A 05 00 04 00 00 8D 70. Where 0A 05 00 04 00 00 is the Modbus command to read the register 00 40 where stored the DI status. The 8D 70 is the CRC-16/MODBUS which calculate manually.
625 625  
626 -(((
627 627  So if user want to use downlink command to control to RS485 Alarm, he can use:
628 -)))
629 629  
630 -(((
631 631  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 01 00**(%%): to activate the RS485 Alarm
632 -)))
633 633  
634 -(((
635 635  (% style="color:#4f81bd" %)**A8 01 06 0A 05 00 04 00 00 00**(%%): to deactivate the RS485 Alarm
636 -)))
637 637  
638 -(((
639 639  A8 is type code and 01 means add CRC-16/MODBUS at the end, the 3^^rd^^ byte is 06, means the next 6 bytes are the command to be sent to the RS485 network, the final byte 00 means this command don’t need to acquire output.
640 -)))
641 641  
642 -(((
643 -
644 -)))
645 645  
646 -(((
647 647  **Example 2** ~-~-> Configure with requesting uplink and original downlink command (**YY=FF**)
648 -)))
649 649  
650 -(((
651 651  User in IoT server send a downlink command: (% style="color:#4f81bd" %)**A8 01 06 0A 08 00 04 00 01 YY**
652 -)))
653 653  
654 -(((
655 -
656 -)))
657 657  
658 -(((
659 659  RS485-LN got this downlink command and send (% style="color:#4f81bd" %)**0A 08 00 04 00 01 **(%%)to Modbus network. One of the RS485 sensor in the network send back Modbus reply **0A 08 00 04 00 00**. RS485-LN get this reply and combine with the original downlink command and uplink. The uplink message is:
660 -)))
661 661  
662 -(((
663 663   **A8** (% style="color:#4f81bd" %)**0A 08 00 04 00  **(% style="color:red" %)**01 06** ** **(% style="color:green" %)**0A 08 00 04 00 00**
664 -)))
665 665  
666 -(((
667 667   [[image:1654159460680-153.png]]
668 -)))
669 669  
670 670  
671 671  
672 -
673 673  ==== **Set Payload version** ====
674 674  
675 -(((
676 676  This is the first byte of the uplink payload. RS485-BL can connect to different sensors. User can set the PAYVER field to tell server how to decode the current payload.
677 -)))
678 678  
679 -* (((
680 -**AT Command:**
681 -)))
610 +* **AT Command:**
682 682  
683 683  (% class="box infomessage" %)
684 684  (((
685 -(((
686 686  **AT+PAYVER: Set PAYVER field = 1**
687 687  )))
688 -)))
689 689  
690 -* (((
691 -**Downlink Payload:**
692 -)))
617 +* **Downlink Payload:**
693 693  
694 -(((
695 695  **0xAE 01**  ~-~-> Set PAYVER field =  0x01
696 -)))
697 697  
698 -(((
699 699  **0xAE 0F**   ~-~-> Set PAYVER field =  0x0F
700 -)))
701 701  
702 702  
703 703  
704 -
705 705  ==== **Set RS485 Sampling Commands** ====
706 706  
707 -(((
708 708  AT+COMMANDx or AT+DATACUTx
709 -)))
710 710  
711 -(((
712 712  These three commands are used to configure how the RS485-LN polling data from Modbus device. Detail of usage please see : [[polling RS485 device>>||anchor="H3.3.3Configurereadcommandsforeachsampling"]].
713 -)))
714 714  
715 -(((
716 -
717 -)))
718 718  
719 -* (((
720 -**AT Command:**
721 -)))
632 +* **AT Command:**
722 722  
723 723  (% class="box infomessage" %)
724 724  (((
725 -(((
726 726  **AT+COMMANDx: Configure RS485 read command to sensor.**
727 727  )))
728 -)))
729 729  
730 730  (% class="box infomessage" %)
731 731  (((
732 -(((
733 733  **AT+DATACUTx: Configure how to handle return from RS485 devices.**
734 734  )))
735 -)))
736 736  
737 -(((
738 -
739 -)))
740 740  
741 -* (((
742 -**Downlink Payload:**
743 -)))
645 +* **Downlink Payload:**
744 744  
745 -(((
746 746  **0xAF** downlink command can be used to set AT+COMMANDx or AT+DATACUTx.
747 -)))
748 748  
749 -(((
750 750  (% style="color:red" %)**Note**(%%): if user use AT+COMMANDx to add a new command, he also need to send AT+DATACUTx downlink.
751 -)))
752 752  
753 -(((
754 754  Format: AF MM NN LL XX XX XX XX YY
755 -)))
756 756  
757 -(((
758 758  Where:
759 -)))
760 760  
761 -* (((
762 -MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
763 -)))
764 -* (((
765 -NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
766 -)))
767 -* (((
768 -LL:  The length of AT+COMMAND or AT+DATACUT command
769 -)))
770 -* (((
771 -XX XX XX XX: AT+COMMAND or AT+DATACUT command
772 -)))
773 -* (((
774 -YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
775 -)))
655 +* MM: the ATCOMMAND or AT+DATACUT to be set. Value from 01 ~~ 0F,
656 +* NN:  0: no CRC; 1: add CRC-16/MODBUS ; 2: set the AT+DATACUT value.
657 +* LL:  The length of AT+COMMAND or AT+DATACUT command
658 +* XX XX XX XX: AT+COMMAND or AT+DATACUT command
659 +* YY:  If YY=0, RS485-BL will execute the downlink command without uplink; if YY=1, RS485-LN will execute an uplink after got this command.
776 776  
777 -(((
778 778  **Example:**
779 -)))
780 780  
781 -(((
782 782  (% style="color:#037691" %)**AF 03 01 06 0A 05 00 04 00 01 00**(%%): Same as AT+COMMAND3=0A 05 00 04 00 01,1
783 -)))
784 784  
785 -(((
786 786  (% style="color:#037691" %)**AF 03 02 06**(% style="color:orange" %)** 10 **(% style="color:red" %)**01 **(% style="color:green" %)**05 06 09 0A**(% style="color:#037691" %)** 00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**16**(%%),(% style="color:red" %)**1**(%%),(% style="color:green" %)**5+6+9+10**
787 -)))
788 788  
789 -(((
790 790  (% style="color:#037691" %)**AF 03 02 06 **(% style="color:orange" %)**0B**(% style="color:red" %)** 02 **(% style="color:green" %)**05 07 08 0A **(% style="color:#037691" %)**00**(%%): Same as AT+DATACUT3=(% style="color:orange" %)**11**(%%),(% style="color:red" %)**2**(%%),(% style="color:green" %)**5~~7+8~~10**
791 -)))
792 792  
793 793  
794 794  
795 -
796 796  ==== **Fast command to handle MODBUS device** ====
797 797  
798 -(((
799 799  AT+MBFUN is valid since v1.3 firmware version. The command is for fast configure to read Modbus devices. It is only valid for the devices which follow the [[MODBUS-RTU protocol>>url:https://www.modbustools.com/modbus.html]].
800 -)))
801 801  
802 -(((
803 803  This command is valid since v1.3 firmware version
804 -)))
805 805  
806 -(((
807 807  AT+MBFUN can auto read the Modbus function code: 01, 02, 03 or 04. AT+MBFUN has lower priority vs AT+DATACUT command. If AT+DATACUT command is configured, AT+MBFUN will be ignore.
808 -)))
809 809  
810 -(((
811 -
812 -)))
813 813  
814 -(((
815 815  **Example:**
816 -)))
817 817  
818 -* (((
819 -AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
820 -)))
821 -* (((
822 -AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
823 -)))
824 -* (((
825 -AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
826 -)))
682 +* AT+MBFUN=1 and AT+DATACUT1/AT+DATACUT2 are not configure (0,0,0). So RS485-LN.
683 +* AT+COMMAND1= 01 03 00 10 00 08,1 ~-~-> read slave address 01 , function code 03, start address 00 01, quantity of registers 00 08.
684 +* AT+COMMAND2= 01 02 00 40 00 10,1 ~-~-> read slave address 01 , function code 02, start address 00 40, quantity of inputs 00 10.
827 827  
828 828  [[image:image-20220602165351-6.png]]
829 829  

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